{"id":20859,"date":"2026-05-25T05:47:30","date_gmt":"2026-05-24T23:47:30","guid":{"rendered":"https:\/\/mcqacademy.com\/en\/mcq\/cylinder-curved-surface-area-5\/"},"modified":"2026-05-25T05:47:30","modified_gmt":"2026-05-24T23:47:30","slug":"cylinder-curved-surface-area-5","status":"publish","type":"mcq","link":"https:\/\/mcqacademy.com\/en\/mcq\/cylinder-curved-surface-area-5\/","title":{"rendered":"Cylinder Curved Surface Area"},"content":{"rendered":"<p>Using \u03c0 = 3.14, find the curved surface area of a cylinder with radius 12 m and height 65 m.<\/p>\n<ul class=\"quiz-options\">\n<li>4898.4 m\u00b2<\/li>\n<li>452.16 m\u00b2<\/li>\n<li>29390.4 m\u00b2<\/li>\n<li>5802.72 m\u00b2<\/li>\n<\/ul>\n","protected":false},"author":39,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","topic":[2879,2880],"subject":[2746],"education_level":[1894],"class_list":["post-20859","mcq","type-mcq","status-publish","hentry","topic-cylinder","topic-volume-and-curved-surface-area","subject-mensuration","education_level-grade-8"],"mcq_note":"Curved surface area of a cylinder = 2\u03c0rh. So CSA = 2 \u00d7 3.14 \u00d7 12 \u00d7 65 = 4898.4 square m. This excludes the two circular ends. Think of a cylinder as many equal circular layers stacked up. So we find the circular base area \u03c0r\u00b2 and multiply by the height. The answer is in cubic units, so the correct choice is 4898.4 m\u00b2.","mcq_options":[{"right":"yes","answer":"4898.4 m\u00b2"},{"right":"no","answer":"452.16 m\u00b2"},{"right":"no","answer":"29390.4 m\u00b2"},{"right":"no","answer":"5802.72 m\u00b2"}],"multi_answers":"no","subject_terms":[{"id":2746,"title":"Mensuration","slug":"mensuration"}],"topic_terms":[{"id":2879,"title":"Cylinder","slug":"cylinder"},{"id":2880,"title":"Volume and Curved Surface Area","slug":"volume-and-curved-surface-area"}],"_links":{"self":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq\/20859","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/mcq"}],"about":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/types\/mcq"}],"author":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/users\/39"}],"replies":[{"embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/comments?post=20859"}],"wp:attachment":[{"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/media?parent=20859"}],"wp:term":[{"taxonomy":"topic","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/topic?post=20859"},{"taxonomy":"subject","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/subject?post=20859"},{"taxonomy":"education_level","embeddable":true,"href":"https:\/\/mcqacademy.com\/en\/wp-json\/wp\/v2\/education_level?post=20859"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}